This technical white paper provides best practices and configuration guidelines on how to best integrate VMware vSphere® 5.0 with HP P4000 LeftHand SAN Solutions. VMware vSphere® virtualization platform and software cloud infrastructure enable critical business applications to run with assurance and agility by virtualizing server resources. When implemented together with HP P4000 LeftHand SANs, which scale storage capacity and performance linearly without incurring downtime, this datacenter virtualization solution addresses the requirements of small pay-as-you-grow customers as well as the mission-critical applications of a larger enterprise.